English to English

noun (n)

• (computing) a system that enforces boundaries between computer networks

  (komputernya) sistem yang enforces batas antara jaringan komputer

  source: wordnet30
• an electrical device that sets off an alarm when someone tries to break in

  elektrik alat yang berbelok alarm ketika seseorang mencoba menerobos

  Synonym:
  security, security measure
  

  source: wordnet30